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Finding the Third Proportional to 8,885 and 14,135

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Solution

The third proportional to 8,885 and 14,135 is: 22,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885 : 14,135 = 14,135 : x
  2. Step 2: Convert to fraction form
    8,885/14,135 = 14,135/x
  3. Step 3: Cross multiply
    8,885x = 14,135 × 14,135
  4. Step 4: Simplify right side
    8,885x = 199,798,225
  5. Step 5: Solve for x
    x = 199,798,225/8,885
  6. Step 6: Final answer
    x = 22,487.14

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.